CN102156858B - A kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit - Google Patents
A kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit Download PDFInfo
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- CN102156858B CN102156858B CN201110096030.3A CN201110096030A CN102156858B CN 102156858 B CN102156858 B CN 102156858B CN 201110096030 A CN201110096030 A CN 201110096030A CN 102156858 B CN102156858 B CN 102156858B
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Abstract
The present invention discloses a kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit, comprise Fingerprint Identification Unit, processing module, judge module, lighting module, image-capture module, interruption processing module, when finger is pressed on Fingerprint Identification Unit, interruption processing module produces an interruption, and send interrupt processing and feed back to processing module, lighting module and the shooting of image-capture module opponent fingering row is started by processing module, and obtained the Skin Color Information of finger according to the finger-image of shooting by processing module, send to judge module, by judge module according to finger Skin Color Information user whether be live body, if it is Fingerprint Identification Unit starts to obtain fingerprint image and identifies, if not, then empty the finger print data of all readings, also can produce interruption when asking recognizer when finger leaves, guarantee that in identifying, finger can not be replaced, realize living body finger print identification with very low cost, the security of fingerprint recognition is improved greatly.
Description
Technical field
The present invention relates to a kind of fingerprint identification device, particularly relate to a kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit.
Background technology
Fingerprint recognition is according to the different living body finger print biological characteristic of individual, carry out a kind of bio-identification mode of identity validation and checking, and fingerprint collecting is exactly exactly the core place of this bio-identification mode, fingerprint collecting is the process of fingerprint imaging on process nature, its principle is that to utilize be the different of geometrical property, physical features and biological characteristic according to ridge and valley, to obtain the value of different feedback signals to plot fingerprint image, then fingerprint image is being compared, to determine whether as validated user fingerprint, reach the object that safety identifies.
Current Fingerprint Identification Unit is widely used, much high-end mobile phone and notebook are all equipped with fingerprint recognition, but be limited to volume and the cost of these equipment, generally provide common Fingerprint Identification Unit, but because fingerprint can by comparatively multipath acquisition, such as mobile phone screen, desktop touch etc. all may leave fingerprint and be obtained by other people, and make the finger model of rubber, common Fingerprint Identification Unit of just can out-tricking.Equip special living body finger print recognizer, cost is higher.
Summary of the invention
The object of the present invention is to provide a kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit, it has, and cost be low, the identification that realizes living body finger print and the feature that the security of fingerprint recognition is improved greatly.
The object of the invention is to be achieved through the following technical solutions:
In conjunction with a living body finger print recognition device for camera and Fingerprint Identification Unit, it comprises Fingerprint Identification Unit, processing module, judge module, lighting module, image-capture module, interruption processing module,
Described Fingerprint Identification Unit is communicated to connect by interruption processing module and processing module, for obtaining the finger print information of user;
Described interruption processing module is used for user's finger presses or when leaving Fingerprint Identification Unit, produces one and interrupt, and send interrupt processing information to processing module;
Described image-capture module for obtaining the Skin Color Information of user's finger, and sends this Skin Color Information to processing module;
When described lighting module is used for the Skin Color Information of image-capture module photograph user finger, opponent's fingering row strong illumination;
Described judge module and processing module communicate to connect, and for the Skin Color Information that receiving processing module sends, and judge whether user is live body according to Skin Color Information, send and feed back to processing module.
Especially, described image-capture module is camera.
Especially, described lighting module is LED.
Especially, described camera, Fingerprint Identification Unit and LED are closely arranged on the guidance panel of portable electric appts from top to bottom.
Especially, described Fingerprint Identification Unit, camera and LED are closely arranged on the guidance panel of portable electric appts from top to bottom.
Especially, described portable electric appts is any one of notebook, mobile phone or PDA.
Beneficial effect of the present invention is, the described living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit has the following advantages:
1) living body finger print identification cost is realized low, portable electric appts common at present such as mobile phone, notebook is all provided with camera and LED flashlamp substantially, only need set up a common Fingerprint Identification Unit, when user carries out fingerprint recognition, utilize camera to obtain the Skin Color Information of user's finger, and judge whether user is live body, realizes the identification of living body finger print by judge module.
2) user is when finger contact and leave Fingerprint Identification Unit, all can produce interrupt notification system, so, avoid and first to out-trick camera with finger, then use the situation of false finger print identification, the security of fingerprint recognition is improved greatly.
Accompanying drawing explanation
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is the present invention in conjunction with the system block diagrams of the living body finger print recognition device of camera and Fingerprint Identification Unit;
Fig. 2 is the present invention in conjunction with the layout schematic diagram of the guidance panel of the living body finger print recognition device of camera and Fingerprint Identification Unit;
Fig. 3 is the present invention in conjunction with the another layout schematic diagram of the guidance panel of the living body finger print recognition device of camera and Fingerprint Identification Unit.
Embodiment
Please refer to shown in Fig. 1, the present invention is in conjunction with the system block diagrams of the living body finger print recognition device of camera and Fingerprint Identification Unit; In the present embodiment, a kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit, it comprises Fingerprint Identification Unit 6, processing module 1, judge module 4, lighting module 2, image-capture module 3, interruption processing module 5, described Fingerprint Identification Unit 6 is communicated to connect, for obtaining the finger print information of user by interruption processing module 5 and processing module 1; Described interruption processing module 5, for user's finger presses or when leaving Fingerprint Identification Unit 6, produces one and interrupts, and send interrupt processing information to processing module 1; Described image-capture module 3 can be camera, for obtaining the Skin Color Information of user's finger, and sends this Skin Color Information to processing module 1; Described lighting module 2 can be LED, when taking the Skin Color Information of user's finger for image-capture module 2, under making finger be in strong illumination; Described judge module 4 communicates to connect with processing module 1, for the Skin Color Information that receiving processing module 1 sends, and judges whether user is live body according to Skin Color Information, sends and feeds back to processing module 1.
Refer to shown in Fig. 2, Fig. 2 is the present invention in conjunction with the layout schematic diagram of the guidance panel of the living body finger print recognition device of camera and Fingerprint Identification Unit, in the present embodiment, camera 9, Fingerprint Identification Unit 6 and LED 8 are arranged on mobile phone operation panel 7 from top to bottom comparatively closely, and the direction of arrow is user's finger sliding direction.
Refer to shown in Fig. 3, Fig. 3 is the present invention in conjunction with the another layout schematic diagram of the guidance panel of the living body finger print recognition device of camera and Fingerprint Identification Unit, in the present embodiment, Fingerprint Identification Unit 6, camera 9 and LED 8 are arranged on mobile phone operation panel 7 from top to bottom comparatively closely, and the direction of arrow is user's finger sliding direction.
When carrying out fingerprint recognition, when finger is pressed on Fingerprint Identification Unit 6, interruption processing module 5 produces an interruption, and send interrupt processing and feed back to processing module 1, LED 8 and the shooting of camera 9 opponent fingering row is started by processing module 1, and obtained the Skin Color Information of finger according to the finger-image of shooting by processing module 1, send to judge module 4, by judge module 4 according to finger Skin Color Information user whether be live body, if it is Fingerprint Identification Unit 6 starts to obtain fingerprint image and identifies; If not, then empty the finger print data of all readings, and when finger leaves Fingerprint Identification Unit 6, interruption processing module 5 can produce an interruption again, and the identification of notice system fingerprint completes, owing to working as finger contact and leaving Fingerprint Identification Unit 6, capital produces interrupt notification system, so, avoid and first to out-trick camera with finger, then use the situation of false finger print identification.
It is low that the above-mentioned living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit realizes living body finger print identification cost, portable electric appts common at present such as mobile phone, notebook is all provided with camera and LED flashlamp substantially, only need set up a common Fingerprint Identification Unit, when user carries out fingerprint recognition, camera is utilized to obtain the Skin Color Information of user's finger, and judge whether user is live body by judge module, realize the identification of living body finger print, its principle is when heartbeat, oxygen level in blood can change to some extent, also the colour of skin is made to produce different trickle changes, under LED or other stronger illumination, this change can be caught on camera head and obtain, the foundation of live body as whether.And user is when finger contact and leave Fingerprint Identification Unit, all can produce interrupt notification system, so, avoid and first to out-trick camera with finger, then use the situation of false finger print identification, the security of fingerprint recognition is improved greatly.
Claims (5)
1., in conjunction with a living body finger print recognition device for camera and Fingerprint Identification Unit, it is characterized in that: comprise Fingerprint Identification Unit, processing module, judge module, lighting module, image-capture module and interruption processing module,
Described Fingerprint Identification Unit is communicated to connect by interruption processing module and processing module, for obtaining the finger print information of user;
Described interruption processing module is used for user's finger presses or when leaving Fingerprint Identification Unit, produces one and interrupt, and send interrupt processing information to processing module;
Described image-capture module for obtaining the Skin Color Information of user's finger, and sends this Skin Color Information to processing module;
When described lighting module is used for the Skin Color Information of image-capture module photograph user finger, opponent's fingering row strong illumination;
Described judge module and processing module communicate to connect, and for the Skin Color Information that receiving processing module sends, and judge whether user is live body according to Skin Color Information, send and feed back to processing module;
When carrying out fingerprint recognition, when finger is pressed on Fingerprint Identification Unit, interruption processing module produces an interruption, and send interrupt processing information to processing module, LED and the shooting of camera opponent fingering row is started by processing module, and obtained the Skin Color Information of finger according to the finger-image of shooting by processing module, send to judge module, judge whether user is live body by judge module according to the Skin Color Information of finger, if it is Fingerprint Identification Unit starts to obtain fingerprint image and identifies, if not, then empty the finger print information of all readings;
And when finger leaves Fingerprint Identification Unit, interruption processing module can produce an interruption again, notice living body finger print recognition device fingerprint recognition completes.
2. the living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit according to claim 1; It is characterized in that: described image-capture module is camera, lighting module is LED.
3. the living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit according to claim 2; It is characterized in that: described camera, Fingerprint Identification Unit and LED are closely arranged on the guidance panel of portable electric appts from top to bottom.
4. the living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit according to claim 2; It is characterized in that: described Fingerprint Identification Unit, camera and LED are closely arranged on the guidance panel of portable electric appts from top to bottom.
5. the living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit according to any one of claim 3 or 4; It is characterized in that: described portable electric appts is any one of notebook, mobile phone or PDA.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110096030.3A CN102156858B (en) | 2011-04-18 | 2011-04-18 | A kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit |
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| CN201110096030.3A CN102156858B (en) | 2011-04-18 | 2011-04-18 | A kind of living body finger print recognition device in conjunction with camera and Fingerprint Identification Unit |
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| CN102156858A CN102156858A (en) | 2011-08-17 |
| CN102156858B true CN102156858B (en) | 2016-04-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905610A (en) * | 2012-12-24 | 2014-07-02 | 联想(北京)有限公司 | Method for controlling communication signal sending and communication device |
| CN104680162B (en) * | 2015-02-06 | 2018-11-23 | 广东光阵光电科技有限公司 | Circulating type fingerprint collecting method and its construction |
| CN104680136B (en) * | 2015-02-06 | 2018-11-23 | 广东光阵光电科技有限公司 | Pen-hold grip formula fingerprint collecting method and its construction |
| CN110141246A (en) * | 2018-02-10 | 2019-08-20 | 上海聚虹光电科技有限公司 | Biopsy method based on colour of skin variation |
| CN108710846B (en) * | 2018-05-14 | 2021-10-01 | 安徽合众智信科技咨询有限公司 | Fingerprint identification device and method |
| CN110287666B (en) * | 2019-06-03 | 2021-05-18 | Oppo广东移动通信有限公司 | Fingerprint unlocking method and related device |
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| CN1404002A (en) * | 2001-08-31 | 2003-03-19 | 日本电气株式会社 | Fingerprint inputting apparatus and identification method of the living utilizing fingerprint |
| CN1777896A (en) * | 2003-01-21 | 2006-05-24 | Atmel格勒诺布尔公司 | Person recognition method and device |
| CN202058170U (en) * | 2011-04-18 | 2011-11-30 | 无锡爱维特信息技术有限公司 | Living-body fingerprint identifying device combining camera with fingerprint identifier |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2849246B1 (en) * | 2002-12-20 | 2006-03-10 | Sagem | METHOD FOR DETERMINING THE LIVING CHARACTER OF A CARRIER COMPONENT OF A DIGITAL IMPRINT |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1404002A (en) * | 2001-08-31 | 2003-03-19 | 日本电气株式会社 | Fingerprint inputting apparatus and identification method of the living utilizing fingerprint |
| CN1777896A (en) * | 2003-01-21 | 2006-05-24 | Atmel格勒诺布尔公司 | Person recognition method and device |
| CN202058170U (en) * | 2011-04-18 | 2011-11-30 | 无锡爱维特信息技术有限公司 | Living-body fingerprint identifying device combining camera with fingerprint identifier |
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Effective date of registration: 20191106 Address after: 200120 room 303b, No. 500, Bibo Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai Smurfs Technology Co., Ltd. Address before: 214174 No. 5 Garden Street, industrial park, Huishan Economic Development Zone, Jiangsu, Wuxi Patentee before: Wuxi AWIT Information Technology Co., Ltd. |
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